IBA - Lesson 6.1
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  • Question 1
    30 seconds
    Q.

    A database can best be described as:

    answer choices

    a collection of data about a limited topic, displayed in rows and columns.

    a category of information in a table.

    a collection of data that can be sorted and searched using search algorithms.

    a collection of information consisting of one or more related fields about a specific entity.

  • Question 2
    30 seconds
    Q.

    A one-to-many database table relationship can best be described as a table relationship in which:

    answer choices

    a record in Table A can have multiple matching records in Table B, but a record in Table B has only one matching record in Table A.

    each record in Table A can have only one matching record in Table B, and vice versa.

    one record in Table A can relate to many matching records in Table B, and vice versa.

    no record in Table A has any matching records in Table B.

  • Question 3
    30 seconds
    Q.

    You access a search engine and enter the words "African" and "safari" in the search box. The search engine returns a list of Websites that include these words. Which type of search index did you use?

    answer choices

    Static index/site map

    Keyword index

    Full-text index

    Structured directory index

  • Question 4
    30 seconds
    Q.

    What distinguishes an information portal from a search engine?

    answer choices

    An information portal allows only keyword index searches.

    An information portal allows only static index/site map searches.

    An information portal will only index Websites based on manual submissions.

    An information portal uses a robot or spider program to browse the Web and index the content that it finds.

  • Question 5
    30 seconds
    Q.

    A search engine database contains titles, URLs and short descriptions for registered Webpages. What else would the database most likely contain?

    answer choices

    Robots

    Spiders

    Keywords

    Scripts

  • Question 6
    30 seconds
    Q.

    Which of the following would you enter in a search engine to locate Webpages containing information about a topic?

    answer choices

    A file name

    A keyword

    A Uniform Resource Locator (URL)

    A dotted-quad Internet address

  • Question 7
    30 seconds
    Q.

    A one-to-one database table relationship can best be described as a table relationship in which:

    answer choices

    no record in Table A has any matching records in Table B.

    one record in Table A can relate to many matching records in Table B, and vice versa.

    each record in Table A can have only one matching record in Table B, and vice versa.

    a record in Table A can have multiple matching records in Table B, but a record in Table B has only one matching record in Table A.

  • Question 8
    30 seconds
    Q.

    A many-to-many database table relationship can best be described as a table relationship in which:

    answer choices

    no record in Table A has any matching records in Table B.

    each record in Table A can have only one matching record in Table B, and vice versa.

    one record in Table A can relate to many matching records in Table B, and vice versa.

    a record in Table A can have multiple matching records in Table B, but a record in Table B has only one matching record in Table A.

  • Question 9
    30 seconds
    Q.

    Why might you receive different results using the same keywords on different search engines?

    answer choices

    Because not every search engine recognizes the same keywords

    Because different search engines interpret keywords differently

    Because not every Website is registered with every search engine

    Because search engines can only show Websites that were found by their robot or spider programs.

  • Question 10
    30 seconds
    Q.

    In which database table relationship type is a junction table a necessary component?

    answer choices

    A one-to-one relationship

    A one-to-many relationship

    A many-to-one relationship

    A many-to-many relationship

  • Question 11
    30 seconds
    Q.

    How do robot or spider programs usually find keywords for a Webpage?

    answer choices

    By reading each site's source code embedded in the <meta> tags

    By reading every word contained on each Website

    By reading the banner ads on each Website

    By reading the title of each Website

  • Question 12
    30 seconds
    Q.

    The <meta> tag can be used in Webpages for which purpose?

    answer choices

    Providing search engines with a description of the Website

    Preventing early-version browsers from viewing the Website

    Containing the content that appears on each Webpage

    Linking the Website to other related Webpages

  • Question 13
    30 seconds
    Q.

    What is the standard language for accessing information from a relational database?

    answer choices

    XML

    PHP

    ODBC

    SQL

  • Question 14
    30 seconds
    Q.

    What kind of software do vendors such as IBM, Computer Associates, Oracle, Microsoft, Sybase and MySQL provide mainly to IT professionals so they can store, access and manipulate corporate database information?

    answer choices

    Database management systems (DBMSs)

    Open Database Connectivity (ODBC) standards

    Common Gateway Interface (CGI) applications

    Structured Query Language (SQL) programs

  • Question 15
    30 seconds
    Q.

    When you search for topics using a Web search engine, what are you searching?

    answer choices

    All Websites on the World Wide Web

    All computers connected to the Internet

    An index or database of referenced Websites

    An index or database of all computers connected to the Internet

  • Question 16
    30 seconds
    Q.

    In a relational database, what distinguishes a primary key from other database components?

    answer choices

    The primary key can contain duplicate data in the field.

    The primary key can be found only in a junction table.

    The primary key is always the first field in a database table.

    The primary key uniquely identifies each record in a database table.

  • Question 17
    30 seconds
    Q.

    What is the term for a database that contains multiple tables related through common fields?

    answer choices

    Relational database

    Non-relational database

    Common database

    Joined database

  • Question 18
    30 seconds
    Q.

    A relational database record can best be described as

    answer choices

    a collection of data about a limited topic, organized into rows and columns.

    a collection of data that can be sorted and searched using search algorithms.

    a category of information in a table.

    a collection of information consisting of one or more related fields about a specific entity.

  • Question 19
    30 seconds
    Q.

    A database field can best be described as:

    answer choices

    a category of information in a table.

    a collection of data about a limited topic, organized into rows and columns.

    a collection of data that can be sorted and searched using search algorithms.

    a collection of information consisting of one or more related pieces of information.

  • Question 20
    30 seconds
    Q.

    Which term is used to describe the component that relates multiple tables of information in a relational database?

    answer choices

    Primary key

    Common field

    Foreign key

    Junction table

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